CN218976918U

CN218976918U - Antistatic PCB circuit board

Info

Publication number: CN218976918U
Application number: CN202222981483.0U
Authority: CN
Inventors: 兰运双; 王晓英
Original assignee: Shenzhen Haoyuan Electronic Technology Co ltd
Current assignee: Shenzhen Haoyuan Electronic Technology Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-05-05
Anticipated expiration: 2032-11-09

Abstract

The utility model relates to the technical field of PCB circuit boards and discloses an antistatic PCB circuit board which comprises a circuit board body, wherein four corners of the circuit board body are provided with positioning grooves, four positioning components are arranged on the circuit board body, and four fastening components matched with the positioning components are also arranged on the circuit board body. The circuit board provided by the utility model replaces the traditional screw mounting mode, a plurality of screws are not required to be screwed by a worker when the circuit board is dismounted, the operation is convenient and quick, and the practicability of the circuit board is improved.

Description

Antistatic PCB circuit board

Technical Field

The utility model relates to the technical field of PCB circuit boards, in particular to an antistatic PCB circuit board.

Background

A circuit board PCB is a short for a circuit board, and a conductive pattern formed by forming a printed wiring, a printed element, or a combination of both on an insulating material according to a predetermined design is generally called a printed circuit, and a conductive pattern for providing electrical connection between components on an insulating substrate is generally called a printed wiring.

The circuit board in the prior art is generally installed and fixed through the screw, when the circuit board is dismounted, a plurality of screws are required to be screwed by a worker through the screw driver, the circuit board can be dismounted, the operation is troublesome, inconvenience is brought to the dismounting of the circuit board, and therefore, the anti-static PCB circuit board is required to be designed to solve the problem.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an antistatic PCB.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an antistatic PCB circuit board, includes the circuit board body, the constant head tank has all been seted up at four angles of circuit board body, be provided with four locating component on the circuit board body, still be provided with four fastening components that use with locating component cooperation on the circuit board body.

As a preferable technical scheme of the utility model, the positioning assembly comprises a positioning column, an anti-skid gasket, an opening, a screw and a screw groove, wherein the positioning column is movably inserted into the positioning groove, the opening is formed in the middle of the anti-skid gasket, the screw groove is formed in the bottom surface of the positioning column, an avoidance opening is formed in the inner bottom surface of the positioning groove, and the screw penetrates through the opening and the avoidance opening and is sleeved in the screw groove in a threaded manner;

and the positioning column and the positioning groove are provided with a limiting assembly.

As a preferable technical scheme of the utility model, the limiting assembly comprises two limiting blocks and two limiting grooves, wherein the two limiting blocks are fixedly connected to the positioning column, the two limiting grooves are formed in the inner faces of the positioning grooves, and the two limiting blocks are respectively and slidably assembled in the inner faces of the two limiting grooves.

As a preferable technical scheme of the utility model, the fastening assembly comprises a threaded part and a fastening nut, wherein the threaded part is arranged on the positioning column, and the fastening nut is in threaded sleeve connection with the threaded part.

As a preferable technical scheme of the utility model, the side surface of the limiting block is mutually attached to the inner surface of the limiting groove.

As a preferable technical scheme of the utility model, the outer edge of the positioning column is mutually attached to the inner face of the positioning groove.

According to the circuit board, the locating component, the limiting component and the fastening component are arranged, so that the circuit board body is disassembled and assembled through the locating component, the limiting component and the fastening component, a traditional screw installation mode is replaced, a plurality of screws are not required to be screwed by a worker during disassembly, the operation is convenient and rapid, and the practicability of the circuit board is improved.

Drawings

Fig. 1 is a schematic structural diagram of an antistatic PCB circuit board according to the present utility model;

fig. 2 is an enlarged view of a structure of an antistatic PCB circuit board a according to the present utility model;

fig. 3 is a schematic structural diagram of a positioning column in an antistatic PCB circuit board according to the present utility model.

In the figure: the circuit board comprises a circuit board body 1, a positioning groove 2, a positioning component 3, a positioning column 31, an anti-slip gasket 32, an opening 33, a screw 34, a screw groove 35, a limiting component 4, a limiting block 41, a limiting groove 42, a fastening component 5, a threaded part 51 and a fastening nut 52.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, an antistatic PCB circuit board comprises a circuit board body 1, positioning slots 2 are formed in four corners of the circuit board body 1, four positioning components 3 are arranged on the circuit board body 1, and four fastening components 5 matched with the positioning components 3 are further arranged on the circuit board body 1.

Referring to fig. 2, the positioning assembly 3 includes a positioning column 31, an anti-slip gasket 32, an opening 33, a screw 34 and a screw groove 35, the positioning column 31 is movably inserted in the positioning groove 2, the opening 33 is arranged in the middle of the anti-slip gasket 32, the fixing effect of the screw 34 on the positioning column 31 can be ensured by arranging the anti-slip gasket 32, the screw groove 35 is arranged on the bottom surface of the positioning column 31, an avoidance opening is arranged on the inner bottom surface of the positioning groove 2, and the screw 34 passes through the opening 33 and the avoidance opening and is in threaded sleeve joint with the screw groove 35;

the locating column 31 and the locating groove 2 are provided with the limiting component 4 together, and the locating component 3 is arranged, so that the circuit board body 1 can be conveniently disassembled and assembled.

Referring to fig. 2, the limiting component 4 includes two limiting blocks 41 and two limiting grooves 42, the two limiting blocks 41 are fixedly connected to the positioning column 31, the two limiting grooves 42 are formed in the inner face of the positioning groove 2, the two limiting blocks 41 are respectively and slidably assembled in the inner faces of the two limiting grooves 42, and by arranging the limiting component 4, the positioning column 31 can be prevented from rotating in the positioning groove 2, so that the stability of the positioning column 31 in the positioning groove 2 is ensured.

Referring to fig. 2, the fastening assembly 5 includes a screw portion 51 and a fastening nut 52, the screw portion 51 is disposed on the positioning column 31, the fastening nut 52 is screwed on the screw portion 51, and the fastening assembly 5 is disposed to facilitate the compression fixation of the circuit board body 1.

Referring to fig. 2, the side surfaces of the stopper 41 and the inner surface of the stopper groove 42 are bonded to each other, and thus the stability of the positioning column 31 in the positioning groove 2 can be ensured.

Referring to fig. 2, the outer edge of the positioning column 31 and the inner surface of the positioning groove 2 are mutually attached, so that the stability of the positioning column 31 in the positioning groove 2 can be ensured.

The specific working principle of the utility model is as follows:

when the circuit board body 1 is installed, a worker firstly aligns two limiting blocks 41 on a positioning column 31 with two limiting grooves 42 in a positioning groove 2, inserts the positioning column 31 into the positioning groove 2, then places an anti-slip gasket 32 on the bottom surface of the circuit board body 1, aligns an avoidance opening on the positioning groove 2 with an opening 33 on the anti-slip gasket 32, an installation opening is arranged on an article needing to be installed on the circuit board body 1, the worker passes a screw 34 through the installation opening, the opening 33 and the avoidance opening, screws 34 into screw grooves 35, and finally, the worker screws a fastening nut 52 onto a threaded part 51 on the positioning column 31 until the fastening nut 52 compresses the circuit board body 1, so that the circuit board body 1 can be fixed at the installation position.

When the positioning column 31 is inserted into the positioning groove 2, the side surfaces of the limiting blocks 41 are mutually attached to the inner surfaces of the limiting grooves 42, and the stability of the positioning column 31 in the positioning groove 2 can be ensured through the arrangement.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an antistatic PCB circuit board, includes circuit board body (1), its characterized in that, constant head tank (2) have all been seted up at four angles of circuit board body (1), be provided with four locating component (3) on circuit board body (1), still be provided with four fastening components (5) that use with locating component (3) cooperation on circuit board body (1).

2. The anti-static PCB circuit board according to claim 1, wherein the positioning assembly (3) comprises a positioning column (31), an anti-slip gasket (32), an opening (33), a screw (34) and a screw groove (35), the positioning column (31) is movably inserted into the positioning groove (2), the opening (33) is formed in the middle of the anti-slip gasket (32), the screw groove (35) is formed in the bottom surface of the positioning column (31), an avoidance opening is formed in the inner bottom surface of the positioning groove (2), and the screw (34) penetrates through the opening (33) and the avoidance opening and is in threaded sleeve joint with the screw groove (35);

and the locating column (31) and the locating groove (2) are provided with a limiting component (4) together.

3. The anti-static PCB of claim 2, wherein the limiting assembly (4) comprises two limiting blocks (41) and two limiting grooves (42), the two limiting blocks (41) are fixedly connected to the positioning column (31), the two limiting grooves (42) are formed in the inner faces of the positioning grooves (2), and the two limiting blocks (41) are slidably assembled in the inner faces of the two limiting grooves (42) respectively.

4. An antistatic PCB board according to claim 1, characterized in that the fastening assembly (5) comprises a threaded portion (51) and a fastening nut (52), the threaded portion (51) is arranged on the positioning post (31), and the fastening nut (52) is screwed on the threaded portion (51).

5. An antistatic PCB according to claim 3, wherein the side surfaces of the limiting block (41) are attached to the inner surface of the limiting groove (42).

6. An antistatic PCB board according to claim 2, wherein the outer edge of the positioning post (31) is attached to the inner surface of the positioning groove (2).